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UV Index in Ulan Bator

UV index


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Today's UV index in Ulan Bator, Mongolia Mongolia will be up to 8.1, indicating a very high level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.


Today's tips

With a UV index of 8.1 in Ulan Bator, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.

Ulan Bator's UV Index

Ulan Bator, Mongolia has one of the highest UV indexes in the world. In summer, the index can reach extreme levels, posing a risk for eye and skin damage.

Weather Seasons

UV index

The city experiences four distinct seasons. Winters are long, cold, and dry, with temperatures dropping as low as -40°C. Spring is short and windy, followed by a warm and sunny summer with occasional showers. Autumn is crisp and cool, with temperatures dropping quickly as winter approaches.

Ulan Bator's Climate

Compared to its region and neighboring countries, Ulan Bator's climate is extreme. The city is the coldest capital in the world, colder than Moscow, Helsinki, or Ottawa. Its summer temperatures, however, are similar to those in neighboring countries such as China and Russia. The city's high altitude and inland location contribute to its extreme climate.

Annual Sun Radiation

The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Ulan Bator. It's designed to provide you with a better understanding of the yearly weather and sun exposure.


* This page's content about the UV index in Ulan Bator (Mongolia) is for educational and informational purposes only. The developers and data providers are not liable for the accuracy, reliability, or availability of the information. The information is not a substitute for professional medical advice, and the developers and data providers are not medical professionals. Seek advice from a qualified health provider for any medical concerns, and do not disregard medical advice or delay seeking it based on the information provided on this site.